TM 9-2320-364-102-283f.Normal Transfer of Flatrack to Trailer.·Prior to and during any load or unload cycle, all personnelshould stay clear of LHS and flatrack or serious injury or deathcould result to personnel.·Trailer wheels must be chocked during transfer operations orserious injury or death could result.·Ensure that trailer drawbar is down against the ground duringtransfer operations or damage to equipment may result.·Ensure air lines and cables are properly stowed to preventdamage to equipment (TM 9-2330-385-14).·Both of the trailer bumper points must be under the truckbumper stop flange and at least one of the bumper points mustcontact the bumper stop. The trailer bumper point notcontacting the truck bumper stop cannot exceed 0.5 in. (12.7 mm) or flatrack will miss main rail guides and equipmentdamage may result.(1)Back up truck so that trailer bumper (17) is under flange and contacts truckbumper stop (18).